For 2 VM's in Hyper-V use either VEEAM (unlimited VM's) or ALTARO backup (free for up to 2 VM's), if you want independent of the core OS backup's
Hyper-V virtual machines cannot access USB devices without rather expensive hardware.
You can use windows backup to backup the entire machine as well. Personally I'd exclude the vhd's unless you have a very good data dedupe solution as these will ALWAYS be full backups of the VHD's

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Capture your entire system, including the host, with patented disk imaging integrated with VMware VADP / Microsoft VSS and RCT. RTOs is as low as 15 seconds with Acronis Active Restore™. You can enjoy unlimited P2V/V2V migrations from any source (even from a different hypervisor)

Sometimes drives fill up and we don't know why. If you don't understand the best way to use the tools available, you may end up being stumped as to why your drive says it's not full when you have no space left! Here's how you can find out...

In this Micro Tutorial viewers will learn how to use Boot Corrector from Paragon Rescue Kit Free to identify and fix the boot problems of Windows 7/8/2012R2 etc. As an example is used Windows 2012R2 which lost its active partition flag (often happen…

This tutorial will walk an individual through the steps necessary to join and promote the first Windows Server 2012 domain controller into an Active Directory environment running on Windows Server 2008.
Determine the location of the FSMO roles by lo…